Java minimalist chaincode

Hello.java

/**
 * Created by will on 07.06.17.
 */

import org.hyperledger.java.shim.ChaincodeBase;
import org.hyperledger.java.shim.ChaincodeStub;

/**
 * <h1>Hello Blockchain sample chaincode</h1>
 * (java implementation of <A href="https://github.com/hyperledger/fabric/blob/master/examples/chaincode/go/chaincode_example02/chaincode_example02.go">chaincode_example02.go</A>)
 *
 * @author Wilfried Kopp [email protected]
 */
public class Hello extends ChaincodeBase {
    public static void main(String[] args) throws Exception {
        Hello instance = new Hello();
        System.out.println("Starting chaincode " + instance.getChaincodeID());
        instance.start(args);
    }

    @Override
    public String run(ChaincodeStub stub, String function, String[] args) {
        return null;
    }

    public String init(ChaincodeStub stub, String function, String[] args) {
        return null;
    }

    @Override
    public String query(ChaincodeStub stub, String function, String[] args) {
        return null;
    }

    @Override
    public String getChaincodeID() {
        return "Hello";
    }
}

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>groupId</groupId>
    <artifactId>hello_blockchain</artifactId>
    <version>1.0-SNAPSHOT</version>

    <dependencies>
        <dependency>
            <groupId>org.hyperledger</groupId>
            <artifactId>shim-client</artifactId>
            <version>1.0</version>
        </dependency>
    </dependencies>

</project>